[toomuchtodo]

> Sure, they're giving it more press than anyone really has before

Ahh! But that's the most important part! Elon's portfolio companies are a pieces of an incredible future machine, all working together. Solar City is able to draw on Tesla's batteries, Tesla was able to draw on SpaceX for some of its engineering capabilities.

Tesla made electric cars sexy. Now, its making energy storage sexy. Clearly, marketing is important, and will be necessary for convincing the world a clean energy future is the right direction.